Home / 7,499.61-11,240.88-3,333.36

Finding the Fourth Proportional to 7,499.61, 11,240.88 and 3,333.36

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Solution

The fourth proportional to 7,499.61, 11,240.88 and 3,333.36 is: 4,996.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.61 : 11,240.88 = 3,333.36 : x
  2. Step 2: Convert to fraction form
    7,499.61/11,240.88 = 3,333.36/x
  3. Step 3: Cross multiply
    7,499.61x = 11,240.88 × 3,333.36
  4. Step 4: Simplify right side
    7,499.61x = 37,469,899.76
  5. Step 5: Solve for x
    x = 37,469,899.76/7,499.61
  6. Step 6: Final answer
    x = 4,996.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.